Int 2F Fn FB42  U - Borland Rtm.exe 1.0 - Installation Check???            [E]

   AX = FB42h
   BX = 1001h

Return: BX = 0000h

See Also: AX=FB42h/BX=0001h,AX=FB42h/BX=1002h,AX=FB42h/BX=1003h